Are humans really behind the extra CO2 in the atmosphere?

Simon Clark
Simon Clark
82.3 هزار بار بازدید - 11 ماه پیش - Why are we so sure
Why are we so sure that humans are responsible for all that extra carbon? To try everything Brilliant has to offer—free—for a full 30 days, visit https://www.brilliant.org/simonclark. The first 200 of you will get 20% off Brilliant's annual premium subscription.

In this video I present three reasons for why we are very confident that changes in atmospheric CO2 are because of humans rather than some natural cause: old town, new town, and flavour town. Not Flavor Town, as sadly I couldn't afford Guy Fieri.

REFERENCES
1. https://ourworldindata.org/grapher/te...
2. https://scrippsco2.ucsd.edu/graphics_...
3. Global Warming: An Inconvenient History
4. https://svs.gsfc.nasa.gov/5110
5. https://acp.copernicus.org/articles/2...
6. http://www-naweb.iaea.org/napc/ih/doc...
7. https://www.ncbi.nlm.nih.gov/pmc/arti...

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More about me https://www.simonoxfphys.com/
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Music by Epidemic Sound: http://epidemicsound.com
Some stock footage courtesy of Getty.
Edited by Luke Negus.

In this video essay about climate science I talk about why we know that the extra carbon in the Earth's atmosphere is from human activities. In particular, the changing carbon isotope mix of the atmosphere tells us that the extra CO2 in the atmosphere is from fossilised organic matter. If you like videos from Hank Green, Smarter Every Day, Climate Town, or Our Changing Climate, you'll like this science video about climate science.

Huge thanks to my supporters on Patreon: Felix Winkler, CC, Rebecca Rivers, Thomas Charbonnel, Mark Moore, Philipp Legner, Zoey O'Neill, Veronica Castello-Vooght, Heijde, Paul H and Linda L, Marcus Bosshard, Liat Khitman, Dan Sherman, Matthew Powell, Adrian Sand, Stormchaser007 , Dan Nelson, The Cairene on Caffeine, Cody VanZandt, Igor Francetic, bitreign33 , Thusto , Andy Hartley, Lachlan Woods, Dan Hanvey, Andrea De Mezzo.
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11 ماه پیش در تاریخ 1402/06/09 منتشر شده است.
82,341 بـار بازدید شده
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